﻿using System;
using System.Collections.Generic;
using System.Linq;
using System.Web;

namespace syc.Dal.Sale
{
    public class 获得首字母
    {
        public string GetFirstChar(string str)
        {
            //截取采油厂之前的字符串
            string STR;
            STR = str.Substring(0, str.Length - 3);
            return STR;
        }
       
    }
    
}
